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  <title>Gets the name of the specified cipher</title>

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</div><hr /><div id="function.mcrypt-get-cipher-name" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">mcrypt_get_cipher_name</h1>
  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">mcrypt_get_cipher_name</span> &mdash; <span class="dc-title">Gets the name of the specified cipher</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-function.mcrypt-get-cipher-name-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="type">string</span> <span class="methodname"><strong>mcrypt_get_cipher_name</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$cipher</code></span>
   )</div>

  <div class="methodsynopsis dc-description">
   <span class="type">string</span> <span class="methodname"><strong>mcrypt_get_cipher_name</strong></span>
    ( <span class="methodparam"><span class="type">string</span> <code class="parameter">$cipher</code></span>
   )</div>

  <p class="para rdfs-comment">
   <span class="function"><strong>mcrypt_get_cipher_name()</strong></span> is used to get the
   name of the specified cipher.
  </p>
  <p class="para">
   <span class="function"><strong>mcrypt_get_cipher_name()</strong></span> takes the cipher
   number as an argument (libmcrypt 2.2.x) or takes the cipher name
   as an argument (libmcrypt 2.4.x or higher) and returns the name of the cipher
   or <strong><code>FALSE</code></strong>, if the cipher does not exist.
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.mcrypt-get-cipher-name-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">cipher</code></em></dt>

     <dd>

      <p class="para"><strong><code>MCRYPT_ciphername</code></strong> 常量中的一个，或者是字符串值的算法名称。</p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-function.mcrypt-get-cipher-name-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   This function returns the name of the cipher or <strong><code>FALSE</code></strong> if the cipher does
   not exist.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.mcrypt-get-cipher-name-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-819">
    <p><strong>Example #1 <span class="function"><strong>mcrypt_get_cipher_name()</strong></span> Example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />&nbsp;&nbsp;&nbsp;$cipher&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">MCRYPT_TripleDES</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">mcrypt_get_cipher_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$cipher</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
3DES
</pre></div>
    </div>
   </div>
  </p>
 </div>

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